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//
// Author: Ivana Hrivnacova, 26/08/2021 (ivana@ipno.in2p3.fr)

#include "G4AnalysisUtilities.hh"

#include "toolx/hdf5/header"
#include "toolx/hdf5/h2file"
#include "tools/histo/h1d"
#include "tools/histo/h2d"
#include "tools/histo/h3d"
#include "tools/histo/p1d"
#include "tools/histo/p2d"

//_____________________________________________________________________________
template <typename HT>
inline
G4bool G4Hdf5HnRFileManager<HT>::ReadT(
  hid_t directory, const G4String& htName, HT*& ht)
{
  return toolx::hdf5::read_histo(G4cout, directory, htName, ht);
}

//_____________________________________________________________________________
template <>
inline
G4bool G4Hdf5HnRFileManager<tools::histo::p1d>::ReadT(
  hid_t directory, const G4String& htName, tools::histo::p1d*& ht)
{
  return toolx::hdf5::read_profile(G4cout, directory, htName, ht);
}

//_____________________________________________________________________________
template <>
inline
G4bool G4Hdf5HnRFileManager<tools::histo::p2d>::ReadT(
  hid_t directory, const G4String& htName, tools::histo::p2d*& ht)
{
  return toolx::hdf5::read_profile(G4cout, directory, htName, ht);
}

//_____________________________________________________________________________
template <typename HT>
inline
HT* G4Hdf5HnRFileManager<HT>::Read(
  const G4String& htName, const G4String& fileName, const G4String& dirName,
  G4bool /*isUserFileName*/)
{
  // Get directory
  auto directory = fRFileManager->GetHistoRDirectory(fileName, dirName, false);
  if ( directory < 0 ) return nullptr;

  // Read hn
  HT* ht = nullptr;
  if ( ! ReadT(directory, htName, ht) ) {
    G4Analysis::Warn(
      "Streaming " + htName + " from file " + fileName + " failed.",
      fkClass, "ReadTImpl");
    return  nullptr;
  }

  return ht;
}